Harken 60mm Single Element Block Mastbase w/Swivel [6220] Restricted From 3rd Party Platforms true sine wave AC power

true sine wave AC power for demanding applications

Bent butt rods

the cam lock releases and allows base to swing down

Transom-mount paddle wheel 3

high-sensitivity GPS/GLONASS receiver

Harken 60mm Single Element Block Mastbase w/Swivel [6220] Restricted From 3rd Party Platforms true sine wave AC power60mm Single Element Block Mastbase with Swivel Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Elements design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing. So size for size, Element is priced significantly lower, than our previously least expensive blocks. Sideplates are hardcoat anodized to resist